Datasheet

C167CS-4R
C167CS-L
Data Sheet 68 V2.2, 2001-08
Figure 19 Multiplexed Bus, Write Access
11
Normal ALE Cycle
11
Extended ALE Cycle
AD15-AD0
A23-A16,
BHE
16
tc tc
16
Extended ALE
CSxE, CSxL
CLKOUT
Normal ALE
tc
tc
19
11
tc
19
tc
tc
tc
11
1)
3)
MCTC
Valid
MTTC
4)
tc
17
MCT04437
tc
19
tc
19
10
Low Address
tc
tc
21
10
tc
17
tc
Data OUT
tc
tc
20
18
10
tc
tc
21
Low Address
10
tc
17
tc
Data OUT
tc
18
tc
20
2)
tc
tc
12 12
12
tc
tc
12
WRL, WRH,
WR, WrCS
(Normal ALE)
(Extended ALE)
AD15-AD0
Note: Write data is deactivated 2 TCL earlier if early write is enabled (same timing).